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Application filed by Inst Elektroswarki PatonafiledCriticalInst Elektroswarki Patona
Priority to IT19994/87ApriorityCriticalpatent/IT1203866B/en
Publication of IT8719994A0publicationCriticalpatent/IT8719994A0/en
Application grantedgrantedCritical
Publication of IT1203866BpublicationCriticalpatent/IT1203866B/en